Business News Loss-making Perisai's viability in question by external auditors October 4, 2017 johorbiznet Johor News Loss-making Perisai’s viability in question by external auditors The Star Online Perisai’s auditor warns of material uncertainty that may pose going concern risk The Edge Markets MY Needle Action Activity Spotted in PERISAI PETROLEUM TEKNOLOGI BHD (0047.KL) Buckeye Business Review Full coverage Source: Business News Feed